The patch titled
Subject: mm: make free_reserved_area() return "const char *"
has been added to the -mm tree. Its filename is
mm-make-free_reserved_area-return-const-char.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-make-free_reserved_area-return-const-char.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-make-free_reserved_area-return-const-char.patch
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------------------------------------------------------
From: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Subject: mm: make free_reserved_area() return "const char *"
and propagate through down the call stack.
Link: http://lkml.kernel.org/r/20181124091411.GC10969@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
--- a/arch/x86/include/asm/processor.h~mm-make-free_reserved_area-return-const-char
+++ a/arch/x86/include/asm/processor.h
@@ -967,7 +967,7 @@ static inline uint32_t hypervisor_cpuid_
}
extern unsigned long arch_align_stack(unsigned long sp);
-extern void free_init_pages(char *what, unsigned long begin, unsigned long end);
+void free_init_pages(const char *what, unsigned long begin, unsigned long end);
extern void free_kernel_image_pages(void *begin, void *end);
void default_idle(void);
--- a/arch/x86/mm/init.c~mm-make-free_reserved_area-return-const-char
+++ a/arch/x86/mm/init.c
@@ -742,7 +742,7 @@ int devmem_is_allowed(unsigned long page
return 1;
}
-void free_init_pages(char *what, unsigned long begin, unsigned long end)
+void free_init_pages(const char *what, unsigned long begin, unsigned long end)
{
unsigned long begin_aligned, end_aligned;
--- a/include/linux/mm.h~mm-make-free_reserved_area-return-const-char
+++ a/include/linux/mm.h
@@ -2120,7 +2120,7 @@ extern void free_initmem(void);
* Return pages freed into the buddy system.
*/
extern unsigned long free_reserved_area(void *start, void *end,
- int poison, char *s);
+ int poison, const char *s);
#ifdef CONFIG_HIGHMEM
/*
--- a/mm/page_alloc.c~mm-make-free_reserved_area-return-const-char
+++ a/mm/page_alloc.c
@@ -7379,7 +7379,7 @@ void adjust_managed_page_count(struct pa
}
EXPORT_SYMBOL(adjust_managed_page_count);
-unsigned long free_reserved_area(void *start, void *end, int poison, char *s)
+unsigned long free_reserved_area(void *start, void *end, int poison, const char *s)
{
void *pos;
unsigned long pages = 0;
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxx are
proc-update-maintainers-with-proctxt.patch
mm-make-migratetype_names-const-char.patch
mm-make-migrate_reason_names-const-char.patch
mm-make-free_reserved_area-return-const-char.patch
make-initcall_level_names-const-char.patch
coding-style-dont-use-extern-with-function-prototypes.patch
